@article{RSMUP_2006__116__1_0,
     author = {Haro, Jaume},
     title = {Aproximaci\'on cl\'asica de la ecuaci\'on de {Dirac} cuando $\hslash \rightarrow 0$},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {1--29},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {116},
     year = {2006},
     mrnumber = {2287340},
     zbl = {1167.35439},
     language = {sp},
     url = {http://www.numdam.org/item/RSMUP_2006__116__1_0/}
}